# All Questions

362 views

### Can palettes dock to notebooks?

Over on Meta: A wishlist for Mathematica I got an interesting comment on the following suggestion and thought it merited a stand alone question: re: NOTEBOOK INTERFACE USABILITY & ...
115 views

### Changing the contents of a TextCell according to the user input of another TextCell

Is it possible to change TextCells in the following code in that way, that the TextCell "profile starts at x =" changes to "profile starts at y =" and at the same time the TextCell "measurement starts ...
369 views

### ReplaceAll[] and Limit[] don't give correct results for this expression under extreme variables [duplicate]

Possible Duplicate: Funny behaviour when plotting a polynomial of high degree and large coefficients 1/x^2 + (3 + x)/(6 (1 - Exp[x] + x)) ——This is a ...
227 views

### How to find maximum ConditionalExpression among all solutions

For example I want to find solution with maximum value among solutions (and possibly plot it): ...
2k views

### How do I fill in a circle made by ParametricPlot with one solid color?

I have a very simple question but I am new with Mathematica. I made a circle on a parametric plot and I made the line black. I want to make the inside of the circle on the parametric plot red. So the ...
630 views

### Are there any openCL test suites?

I have a new ATI gpu that I have been trying on 3 different distributed computing projects. I get errors on each work unit. The errors indicate No Protocol which could be caused by a bad environment ...
251 views

### Solve for $a$ as a function of $\beta$?

I am trying to solve this equation: $$\beta^{-a} \Gamma(a) \sin(a \pi) + e^\beta \beta^{2 a - 1} \Gamma(1 - a) \sin(a \pi) = 0$$ I tried the following: ...
607 views

### Monospaced fonts are not monospaced

I'm using Linux-x86-64 as operating system. Can someone explain this behaviour and maybe give a hint how to resolve it? Here are two lines of exact the same number of letters of a monospaced font: ...
162 views

### Is there a good way to map a function over a list to lists exclusively of a certain depth?

Let's say I have some ragged list. If some elements have some depth $n$, then is there a way I can map a function to only those elements? I.e., for some list foo, ...
400 views

### Conditionally replace rows in lists

I have a sequence of matrices/lists ...
436 views

### Using Functions as Arguments to Function

I am trying to make a function like Norm but defined like so: MyNorm[{x_,y_,z_}]=Sqrt[x^2+y^2+z^2]. Mathematica assumes that x, ...
205 views

### How can I find the average of the ordinate of an indefinite number of lists of points?

Suppose that I have three lists: list1 = {{0, 1}, {0.1, 10}, {0.2, 100}}; list2 = {{0, 1}, {0.1, 10}, {0.2, 100}}; list3 = {{0, 2}, {0.1, 20}, {0.2, 200}}; In ...
195 views

### How can I set the tick marks of the x axis in RectangleChart?

By default, the x-axis in RectangleChart is not labeled. Using Axis -> {True, True} does not help. Can I set the ticks ...
2k views

### Set default font for Output

Is it possible to set the font family to Arial for axes, legends and labels globally? I found out about ...
223 views

### DateList Segmentation of data

I've been trying to separate large segments of DateList formatted data (years worth at a time) into individual days using the Split function. The data has the form: ...
1k views

### Fast Spherical Harmonics radiative transfer

This is a rather specific question and I apologize for spamming you with some lengthy code. But it could be interesting for some reader and maybe you can help out, so please bear with me. I am using ...
2k views

### Numerical Differentiation using 1500 data points

I have a set of 1500 data points (which are some energy eigenvalues) corresponding to a parameter H0 (which represents magnetic field. H0 values are equispaced going from $-3.0$ to $3.0$ in steps of ...
306 views

### How to suppress undesirable kerning rules in math inline cells?

Update: (11/29/2012) Looks like Mathematica 9 has the same behavior. The following graphic shows how Mathematica kerns italic characters in an inline math formula cell (first row) where an ...
785 views

### Ordering vertices in GraphPlot

I'm new here, so forgive me if this question is not well-posed/duplicates an earlier question - although I've searched for similar questions without success. I'm trying to present a plot of ...
746 views

### For[] or While[] can't be used inside Manipulate[]?

Here is a code sample that creates a control object which calculates the expressions inside Maniplate again and again and never stop (it's proved by the code in the ...
484 views

### How could I get the value of y[t] at each specific interpolation point?

sol = NDSolve[{Derivative[2][y][t] + Sin[y[t]] == 0, Derivative[1][y][0] == 0, y[0] == 1}, y, {t, 0, 2}] the above-mentioned differential equations can be solved ...
338 views

### Iterative way to find roots of confluent hypergeometric function

I am trying to find roots of confluent hypergeometric function and I wonder if I can choose the initial guess by the choice of $\beta$. ...
860 views

### Several functions in one RegionPlot with different grayscale

I try to plot the following, but something seems to be wrong in my code and I can't figure out how to fix it: ...
169 views

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820 views

### Is there a way to get user input when running a script on a Linux terminal?

I have access to a node of a Linux cluster, on which Mathematica is installed. However, I do not have access to a Linux GUI. Typically I write and test Mathematica scripts on my Windows personal ...
514 views

### Generating a position lookup function for an arbitrary list of integers

In my code, I generate a list of integers called numlist. Here is an example numlist: ...
2k views

### Find zero crossing in a list

I'm looking for a function that finds the index of the zero-crossing points of a list. Before I go making my own subroutine to do this, I was wondering if anyone knows of any built-in Mathematica ...
205 views

### Import[] bug (video)?

I have the following code: frames = Import["myvideo.avi",{"Frames",{50,60,70}}]; This imports frames 1,2, and 3 of the video, not 50,60 and 70. It imports the ...
266 views

### Not able to load the package in CDF

I am facing a problem in loading the package. My code is working in Mathematica but after deploying it into CDF, it is unable to ...